NGK Spark Plugs offer a range of high-quality spark plug options for various engine types. With professional and commercial grade options like AS2-25 for durability and long operation on oil and gas engines, and AS1-25 and AS3-25 for single-chamber and pre-chamber engines, NGK covers all engine needs. Their C and D type components feature durable terminals, patented insulators, and high-quality materials for longevity. Check out NGK’s application chart for the perfect spark plug match fo…
